[uulu]

> But the Vatican at the time was seriously considering a number of models including some heliocentric models.

Could you point to publicly available source for this?

[Keysh]

That would be difficult, since it isn't true. The Church had banned Copernicus's book and the general concept of heliocentrism in 1616, which was a full 16 years before they went after Galileo for promoting heliocentrism.